package com.itheima.canal.config;

import org.springframework.amqp.core.*;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class RabbitMQConfig {
    //上架交换机名称
    public static final String GOODS_UP_EXCHANGE = "goods_up_exchange";
    public static final String GOODS_DOWN_EXCHANGE="goods_down_exchange";
    //定义队列名称
    public static final String AD_UPDATE_QUEUE = "ad_update_queue";
    public static final String SEARCH_ADD_QUEUE = "search_add_queue";
    public static final String SEARCH_DEL_QUEUE="search_del_queue";
    public static final String PAGE_CREATE_QUEUE="page_create_queue";

    //声明队列
    @Bean(AD_UPDATE_QUEUE)
    public Queue queue() {
        return new Queue(AD_UPDATE_QUEUE);
    }
    //声明静态页队列
    @Bean(PAGE_CREATE_QUEUE)
    public Queue PAGE_CREATE_QUEUE(){
        return new Queue(PAGE_CREATE_QUEUE);
    }
    //声明上架队列
    @Bean(SEARCH_ADD_QUEUE)
    public Queue SEARCH_ADD_QUEUE() {
        return new Queue(SEARCH_ADD_QUEUE);
    }

    //声明下架队列
    @Bean(SEARCH_DEL_QUEUE)
    public Queue SEARCH_DEL_QUEUE() {
        return new Queue(SEARCH_DEL_QUEUE);
    }

    //声明上架交换机
    @Bean(GOODS_UP_EXCHANGE)
    public Exchange GOODS_UP_EXCHANGE() {
        return ExchangeBuilder.fanoutExchange(GOODS_UP_EXCHANGE).durable(true).build();
    }

    //声明下架交换机
    @Bean(GOODS_DOWN_EXCHANGE)
    public Exchange GOODS_DOWN_EXCHANGE() {
        return ExchangeBuilder.fanoutExchange(GOODS_DOWN_EXCHANGE).durable(true).build();
    }

    // 队列和交换机绑定
    @Bean
    public Binding GOODS_UP_EXCHANGE_BINDING(
            @Qualifier(SEARCH_ADD_QUEUE) Queue queue,
            @Qualifier(GOODS_UP_EXCHANGE) Exchange exchange) {
        return BindingBuilder.bind(queue).to(exchange).with("").noargs();
    }

    // 下架队列和交换机绑定
    @Bean
    public Binding GOODS_DOWN_EXCHANGE_BINDING(
            @Qualifier(SEARCH_DEL_QUEUE) Queue queue,
            @Qualifier(GOODS_DOWN_EXCHANGE) Exchange exchange) {
        return BindingBuilder.bind(queue).to(exchange).with("").noargs();
    }

    //静态页面绑定
    @Bean
    public Binding PAGE_CREATE_QUEUE_BINDING(
            @Qualifier(PAGE_CREATE_QUEUE) Queue queue,
            @Qualifier(GOODS_UP_EXCHANGE) Exchange exchange) {
        return BindingBuilder.bind(queue).to(exchange).with("").noargs();
    }
}
